On Part A you have to subtract $2.39-$1.99. Then in Part B you have to multiply $4.50 by 2. And then I think you have to add $3.79 when u are done multiplying.
<u>Given</u>:
Given that in a game a player draws and replaces a card from a deck 2 times.
The possible outcomes and payouts are given.
We need to determine the expected value for someone playing the game.
<u>Expected value:</u>
The expected value for someone playing the game can be determined by

Simplifying the values, we have;

Dividing the terms, we get;

Adding, we have;

Thus, the expected value for someone playing the game is $8
<h2>$40,000</h2>
Step-by-step explanation:
Andrew paid 30% in taxes, which means he has 70% remaining
30% Cash Prize + 70% Cash Prize = 100% Cash Prize
If C = Original Cash Price
Remaining Cash = 70% x C = $28,000
C = $28,000 / 70% = 28000/0.7 = $40,000